cscli scenarios install sigmahq/proc_creation_win_hktl_sliver_c2_execution_pattern1type: trigger2name: sigmahq/proc_creation_win_hktl_sliver_c2_execution_pattern3description: |4 Detects process activity patterns as seen being used by Sliver C2 framework implants5filter: |6 (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && (evt.Parsed.CommandLine contains '-NoExit -Command [Console]::OutputEncoding=[Text.UTF8Encoding]::UTF8')7blackhole: 2m8#status: test9labels:10 service: windows11 confidence: 112 spoofable: 013 classification:14 - attack.t10591516 label: "HackTool - Sliver C2 Implant Activity Pattern"17 behavior : "windows:audit"18 remediation: false1920scope:21 type: ParentProcessId22 expression: evt.Parsed.ParentProcessId2324